With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
timeSyncStatus
time Sync Status
1.3.6.1.4.1.3646.1300.2.1.2.1.10.1.2
This attribute indicates the XNTP (Network Time Protocol) synchronization status of this module. If the value is synchronized or synchronizing, the syncSource attribute indicates the IP address of the main network time server. The values have the following meanings: synchronized -- The module is synchronized with the network time server. unsynchronized -- There is no network time server selected as XNTP server for the module to synchronize its time with. synchronizing -- The module is trying to synchronize with the network time server. unknown -- The synchronization status of the module is unknown.
Back to Nortel-Magellan-Passport-TimeMIB MIB page.
IPHost Network monitor allows you to monitor timeSyncStatus on Allied Telesis device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Nortel modems right now.