With IPHost Network Monitor you can run simple snmp requests against a Avaya device in your network.
cjnLrrpOperAuthKey
Cajun Lrrp Operational Authentication Key
1.3.6.1.4.1.52.4.43.2.19.4.1.1.10
The Authentication Key. This object is set according to the value of the 'cjnLrrpOperAuthType' object ('simpleTextPassword' or 'ipAuthenticationHeader'). If the length of the value is less than 16 octets, the agent will left adjust and zero fill to 16 octets. The value of this object is the same for a given ifIndex. When read, cjnLrrpOperAuthKey always returns an Octet String of length zero.
Back to IP-LRRP-MIB MIB page.
IPHost Network monitor allows you to monitor cjnLrrpOperAuthKey on Avaya device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Avaya IP phones right now.