Avaya VoIP Modules
The Avaya VoIP modules are installed in a J Series chassis like Physical Interface Modules (PIMs), but they are controlled by Avaya Communication Manager software rather than Junos OS.
![]() | Caution: PIMs and VoIP modules are not hot-swappable. You must power off the Services Router before removing or inserting a PIM or VoIP module. Ensure that the PIMs and VoIP modules are installed in the router chassis before booting up the system. |
![]() | Caution: The grounding cable for J Series devices must be, at minimum, 14 AWG cable. |
Avaya VoIP modules are described in the following sections:
- Avaya VoIP Module Summary
- TGM550 Telephony Gateway Module
- TIM508 Analog Telephony Interface Module
- TIM510 E1/T1 Telephony Interface Module
- TIM514 Analog Telephony Interface Module
- TIM516 Analog Telephony Interface Module
- TIM518 Analog Telephony Interface Module
- TIM521 BRI Telephony Interface Module
Avaya VoIP Module Summary
Table 23 and Table 24 provide the module names, software release information, slot and port numbers, maximum number allowed on a chassis, and sample interface names (where applicable) for the Avaya VoIP modules.
![]() | Caution: Do not install a combination of PIMs in a single chassis that exceeds the maximum power and heat capacity of the chassis. If power management is enabled, PIMs that exceed the maximum power and heat capacity remain offline for a J Series device when the chassis is powered on. |
On each J Series device with Avaya VoIP, a single TGM550 Telephony Gateway Module (TGM) and at least one telephony interface module (TIM) is required. No more than four TIMs of any kind can be installed on a single chassis.
Table 23: J2320 and J2350 Avaya VoIP Module Summary
PIM | Also Called | Slot and Port Numbering | Maximum Number on a Chassis | Sample Interface Name (type-pim/0/port) |
|---|---|---|---|---|
TGM550 Telephony Gateway Module |
|
| One (required) If more than one TGM550 is installed, only the one in the lowest-numbered slot is enabled. For example, if TGM550s are installed in slots 2 and 3, only the one in slot 2 is enabled. | vp-3/0/0 |
TIM508 Analog Telephony Interface Module |
|
| One on J2320 Three on J2350 | – |
TIM510 E1/T1 Telephony Interface Module |
|
| Two | – |
TIM514 Analog Telephony Interface Module |
|
| Two | – |
TIM516 Analog Telephony Interface Module |
|
| One on J2320 Three on J2350 | – |
TIM518 Analog Telephony Interface Module |
|
| One on J2320 Three on J2350 | – |
TIM521 BRI Telephony Interface Module |
|
| Two | – |
Table 24: J4350 and J6350 Avaya VoIP Module Summary
PIM | Also Called | Slot and Port Numbering | Maximum Number on a Chassis | Sample Interface Name (type-pim/0/port) |
|---|---|---|---|---|
TGM550 Telephony Gateway Module |
| Slots 1 through 6 | One (required) If more than one TGM550 is installed, only the one in the lowest-numbered slot is enabled. For example, if TGM550s are installed in slots 2 and 3, only the one in slot 2 is enabled. | vp-3/0/0 |
TIM508 Analog Telephony Interface Module |
| Slots 1 through 6 | Three | – |
TIM510 E1/T1 Telephony Interface Module |
| Slots 1 through 6 | Two | – |
TIM514 Analog Telephony Interface Module |
| Slots 1 through 6 | Four | – |
TIM516 Analog Telephony Interface Module |
| Slots 1 through 6 | Three | – |
TIM518 Analog Telephony Interface Module |
| Slots 1 through 6 | Three | – |
TIM521 BRI Telephony Interface Module |
| Slots 1 through 6 | Two | – |
TGM550 Telephony Gateway Module
The TGM550 Telephony Gateway Module (Figure 9), also known as the TGM550 Gateway Module, has two analog telephone ports, two analog trunk ports, and a serial console port.
The TGM550 enables routers to provide VoIP services to telephones and trunks that do not directly support VoIP by translating voice and signaling data between VoIP and the system used by the telephones and trunks.
Figure 9: TGM550 Telephony Gateway Module

The TGM550 provides the following key features:
- Voice
- VoIP Media Gateway services.
- Two analog telephone (LINE) ports to support two analog telephones or incoming analog direct inward dialing (DID) trunks with either wink start or immediate start. An analog relay supports emergency transfer relay (ETR).
- Two analog trunk (TRUNK) ports to support loop start, ground start, centralized automatic message accounting (CAMA), and direct inward and outward dialing (DIOD) trunks (for Japan only).
- Survivability features for continuous voice services.
- Call center capabilities.
- Provisioning
- Avaya Communication Manager (CM) media server management.
- Extensive alarm and troubleshooting features.
- Survivability
- Media Gateway Controller (MGC) automatic switchover, migration, and survivability features.
- Modem backup connection to the MGC.
- Dynamic call admission control (CAC) for WAN interfaces.
- Management: One serial port for console access over an
RJ-45 connector cable.

Note: The RJ-45 console cable and DB-9 adapter supplied with the TGM550 are different from those supplied with the Services Router. You cannot use the RJ-45 cable and DB-9 adapter supplied with the Services Router for console connections to the TGM550.
Table 25 lists the maximum number of media servers, telephones, and so on that are supported by the TGM550 installed on a J4350, J6350, J2320, or J2350 device.
Table 25: TGM550 Maximum Media Gateway Capacities
Hardware or Feature | TGM550 Maximum Capacity | Additional Information |
|---|---|---|
TGM550s that can be controlled by an Avaya S8500 or S8700 Media Server | 250 | This number also applies if a combination of Avaya G700 Media Gateways, G250 Media Gateways, and G350 Media Gateways are controlled by the same media server. |
TGM550s that can be controlled by an Avaya S8400 Media Server | 5 | This number also applies if a combination of Avaya G700 Media Gateways, G250 Media Gateways, and G350 Media Gateways are controlled by the same media server. |
TGM550s that can be controlled by an Avaya S8300 Media Server | 49 | This capacity is 50 if a combination of Avaya G700 Media Gateways, G250 Media Gateways, and G350 Media Gateways are controlled by the same media server. The S8300 must reside in a G700 or G350 media gateway. Therefore, the maximum of 50 H.248 gateways supported by the S8300 means that only 49 of the 50 can be TGM550s. |
Media servers that can be registered as Media Gateway Controllers (MGCs) on a TGM550 | 4 | If an MGC becomes unavailable, the TGM550 uses the next MGC on the list. The built-in SLS module can be considered a fifth MGC, although its functionality is limited from that of a full-scale media server. |
Fixed analog line ports | 2 | — |
Fixed analog trunk ports | 2 | — |
Digital signal processors (DSPs) | 1 (up to 80 channels) | For calls using voice codec sets with 20ms or higher packet sizes, the DSP supports:
For calls with 10 ms or-lower packet sizes, the 80–channel DSP supports 40 channels. For TTY, fax, or modem over IP calls, the 80–channel DSP supports 40 channels. |
Busy Hour Call Completion Rate (BHCC) | 800 | — |
Total of IP and analog telephones that can be connected to a TGM550 and TIMs | 70 (J4350) 100 (J6350) | Maximum includes a combination of analog and IP telephones |
Touch-tone recognition (TTR) | 32 | Receivers |
Tone generation | As much as necessary for all TDM calls. | — |
Announcements (VAL) | 16 playback channels for playing announcements, one of which can be used for recording< 20 minutes for G711-quality stored announcements and music-on-hold. 256 maximum announcements stored |
![]() | Caution: Some capacities may change. For the most recent list, see System Capacities Table for Avaya Communication Manager on Avaya Media Servers at http://support.avaya.com. |
For pinouts of the TGM550 RJ-45 console connector, see TGM550 Console Port Pinouts. For pinouts of cable connectors for the TGM550 analog ports, see TGM550 RJ-11 Connector Pinout for Analog Ports.
TGM550 LEDs indicate link status and activity. Table 26 describes the meaning of the LEDs.
Table 26: LEDs for TGM550 Gateway Module
Label | Color | State | Description |
|---|---|---|---|
ALM | Red | On steadily | Alarm. A failure in the TGM550 requires monitoring or maintenance. |
ACT | Yellow | On steadily | Active. The TGM550 is online with network traffic. |
ASB | Green | On steadily | Alternate software bank. The software is not running from the selected boot bank. |
ETR | Green | On steadily | Emergency transfer relay (ETR) feature is active. |
For more information about the TGM550, see Hardware Description and Reference for Avaya Communication Manager at http://support.avaya.com.
TIM508 Analog Telephony Interface Module
The TIM508 Analog Telephony Interface Module (Figure 10), also known as the TIM508 analog media module, has eight analog telephone lines that can be used as trunk ports.
Figure 10: TIM508 Analog Telephony Interface Module

![]() | Note: All eight analog lines can be configured as analog direct inward dialing(DID) trunks. |
You can configure TIM508 ports as described in Table 27.
Table 27: TIM508 Possible Port Configurations
| Possible Analog Telephone Line Configurations |
|---|
Wink-start or immed-start DID trunk |
Analog tip/ring devices such as single-line telephones with or without LED message-waiting indication |
The TIM508 also provides the following features:
- Three ringer loads, the ringer equivalency number for up to 2,000 ft (610 m), for all eight lines
- Up to eight simultaneously ringing lines
- Type 1 caller ID and Type 2 caller ID for lines
- Ring voltage generation for a variety of international frequencies and cadences
For pinouts of cable connectors for the TIM508, see TIM508 Connector Pinout.
TIM508 LEDs indicate link status and activity. Table 28 describes the meaning of the LEDs.
Table 28: LEDs for TIM508
Label | Color | State | Description |
|---|---|---|---|
ALM | Red | On steadily | Alarm. A TIM508 failure requires monitoring or maintenance. |
ACT | Yellow | Blinking | Active. A device connected to the TIM508 is in use. This situation can include a telephone that is off the hook. |
For more information about the TIM508, see Hardware Description and Reference for Avaya Communication Manager at http://support.avaya.com.
TIM510 E1/T1 Telephony Interface Module
The TIM510 E1/T1 Telephony Interface Module (Figure 11), also known as the TIM510 E1/T1 media module, terminates an E1 or T1 trunk. The TIM510 T1/E1 media module has a built-in channel service unit (CSU) so an external CSU is not necessary. The CSU is used for a T1 circuit only. Up to two TIM510s can be installed in any of the slots on the Services Router.
Figure 11: TIM510 E1/T1 Telephony Interface Module

The TIM510 provides the following key features:
- One E1 or T1 trunk port with up to 30 channels on an E1 port and 24 channels on a T1 port.
- DS1-level support for a variety of E1 and T1 trunk types.
- Trunk signaling to support U.S. and international central office (CO) or tie trunks.
- Echo cancellation in either direction—incoming or outgoing.
For pinouts of cable connectors for the TIM510, see TIM510 RJ-45 Connector Pinout.
TIM510 LEDs indicate link status and activity. Table 29 describes the meaning of the LEDs.
Table 29: LEDs for TIM510
Label | Color | State | Description |
|---|---|---|---|
ALM | Red | On steadily | Alarm. A TIM510 failure requires monitoring or maintenance. |
ACT | Green | On steadily | Active. The TIM510 is online with network traffic. |
TST | Yellow | On steadily | Test. A test is being performed on the TIM510 through the Media Gateway Controller (MGC). |
SIG | Green | On steadily | Signal. The link to the central office (CO) is active. |
For more information about the TIM510, see Hardware Description and Reference for Avaya Communication Manager at http://support.avaya.com.
TIM514 Analog Telephony Interface Module
The TIM514 Analog Telephony Interface Module (Figure 12), also known as the TIM514 analog media module, has four analog telephone ports and four analog trunk ports.
Figure 12: TIM514 Analog Telephony Interface Module

![]() | Note: For analog direct inward dialing (DID) trunks, you must use the four analog telephone (LINE) ports. You cannot use the four analog trunk (TRUNK) ports for analog DID trunks. |
You can configure TIM514 ports as described in Table 30.
Table 30: TIM514 Possible Port Configurations
| Possible Analog Telephone (LINE) Port Configurations | Possible Analog Trunk (TRUNK) Port Configurations |
|---|---|
Wink-start or immediate-start DID trunk | Loop-start or ground-start central office trunk with a loop current of 18 to 120 mA. |
Analog tip/ring devices such as single-line telephones with or without LED message-waiting indication | Two-wire analog outgoing centralized automatic message accounting (CAMA) emergency E911 trunk, for connectivity to the PSTN. Multifrequency (MF) signaling is supported for CAMA ports. |
The TIM514 also provides the following features:
- Three ringer loads, the ringer equivalency number for up to 2,000 ft (610 m), for all eight ports.
- Up to four simultaneously ringing ports.
- Type 1 caller ID and Type 2 caller ID.
- Ring voltage generation for a variety of international frequencies and cadences.
For pinouts of cable connectors for the TIM514, see TIM514 Connector Pinout.
TIM514 LEDs indicate link status and activity. Table 31 describes the meaning of the LEDs.
Table 31: LEDs for TIM514
Label | Color | State | Description |
|---|---|---|---|
ALM | Red | On steadily | Alarm. A TIM514 failure requires monitoring or maintenance. |
ACT | Yellow | Blinking | Active. A device connected to the TIM514 is in use. This situation can include a telephone that is off the hook. |
For more information about the TIM514, see Hardware Description and Reference for Avaya Communication Manager at http://support.avaya.com.
TIM516 Analog Telephony Interface Module
The TIM516 Analog Telephony Interface Module (Figure 13), also known as the TIM516 analog media module, has 16 analog telephone lines.
Figure 13: TIM516 Analog Telephony Interface Module

You can configure TIM516 lines as described in Table 32.
Table 32: TIM516 Possible Port Configurations
| Possible Analog Telephone (LINE) Line Configurations |
|---|
Analog tip/ring devices such as single-line telephones with or without LED message-waiting indication |
The TIM516 also provides the following features:
- Three ringer loads, the ringer equivalency number for up to 2,000 ft (610 m), for all 16 lines
- Up to 16 simultaneously ringing lines
- Type 1 caller ID and Type 2 caller ID for line lines
- Ring voltage generation for a variety of international frequencies and cadences
For pinouts of cable connectors for the TIM516, see TIM516 Connector Pinout.
TIM516 LEDs indicate link status and activity. Table 33 describes the meaning of the LEDs.
Table 33: LEDs for TIM516
Label | Color | State | Description |
|---|---|---|---|
ALM | Red | On steadily | Alarm. A TIM516 failure requires monitoring or maintenance. |
ACT | Yellow | Blinking | Active. A device connected to the TIM516 is in use. This situation can include a telephone that is off the hook. |
For more information about the TIM516, see the Avaya manual Hardware Description and Reference for Avaya Communication Manager.
TIM518 Analog Telephony Interface Module
The TIM518 Analog Telephony Interface Module (Figure 14), also known as the TIM518 analog media module, has eight analog telephone lines and eight analog trunk lines.
Figure 14: TIM518 Analog Telephony Interface Module

![]() | Note: For analog direct inward dialing (DID) trunks, you can use all eight analog telephone lines. |
You can configure eight TIM518 analog telephone lines as described in Table 34.
Table 34: TIM518 Possible Port Configurations
| Possible Analog Telephone Port Configurations | Possible Analog Trunk Port Configurations |
|---|---|
Wink-start or immed-start DID trunk | Loop-start or ground-start central office trunk with a loop current of 18 to 120 mA |
Analog tip/ring devices such as single-line telephones with or without LED message-waiting indication | Two-wire analog outgoing centralized automatic message accounting (CAMA) emergency E911 trunk for connectivity to the PSTN |
The TIM518 also provides the following features:
- Three ringer loads, the ringer equivalency number for up to 2,000 ft (610 m), for all 16 lines
- Up to 16 simultaneously ringing lines
- Type 1 caller ID and Type 2 caller ID for line lines
- Type 1 caller ID for trunk lines
- Ring voltage generation for a variety of international frequencies and cadences
For pinouts of cable connectors for the TIM518, see TIM518 Connector Pinout.
TIM518 LEDs indicate link status and activity. Table 35 describes the meaning of the LEDs.
Table 35: LEDs for TIM518
Label | Color | State | Description |
|---|---|---|---|
ALM | Red | On steadily | Alarm. A TIM518 failure requires monitoring or maintenance. |
ACT | Yellow | Blinking | Active. A device connected to the TIM518 is in use. This situation can include a telephone that is off the hook. |
For more information about the TIM518, see Hardware Description and Reference for Avaya Communication Manager at http://support.avaya.com.
TIM521 BRI Telephony Interface Module
The TIM521 BRI Telephony Interface Module (Figure 15), also known as the TIM521 BRI media module, has four ports with RJ-45 jacks that can be administered as ISDN Basic Rate Interface (BRI) trunk connections. Each ISDN BRI port has two B-channels plus a D-channel. Up to two TIM521 modules (with four BRI trunk ports each) can be installed in any of the slots on the Services Router.
Figure 15: TIM521 BRI Telephony Interface Module

For ISDN BRI trunking, the TIM521 supports up to four BRI interfaces to the central office at the ISDN T reference point. Information is communicated on each port in two ways:
- Over two 64-Kbps B-channels, called B1 and B2, that can
be circuit-switched simultaneously

Note: The TIM521 does not support BRI stations or combining both B-channels together to form a 128-Kbps channel.
- Over a 16-Kbps channel, called the D-channel, that is used for signaling. The TIM521 occupies one time slot for all four D-channels
The circuit-switched connections have an a-law or mu-law option for voice operation. The circuit-switched connections operate as 64-Kbps clear channels transmitting data.
TIM521 LEDs indicate link status and activity. Table 36 describes the meaning of the LEDs.
Table 36: LEDs for TIM521
Label | Color | State | Description |
|---|---|---|---|
ALM | Red | On steadily | Alarm. A TIM521 failure requires monitoring or maintenance. |
ACT | Yellow | On steadily | Active. A trunk connected to the TIM521 is in use. |
For more information about the TIM521, see Hardware Description and Reference for Avaya Communication Manager at http://support.avaya.com.
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