With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cgmGdoiGmTekEncryptionKeyLength
Cisco GDOI Management Gdoi Gm Tek Encryption Key Length
1.3.6.1.4.1.9.9.759.1.3.6.1.5
The length of the key used for encryption in a TEK (in bits).
Back to CISCO-GDOI-MIB MIB page.
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