Cisco NCS 5000 Series

What HappensEncryptionAuthenticationLevelModel
Uses a community
string match for
authentication.
NoCommunity stringnoAuthNoPrivv2c
Uses a username
match for
authentication.
NoUsernamenoAuthNoPrivv3
Provides
authentication based
on the
HMAC
1
-MD5
2
algorithm or the
HMAC-SHA
3
.
NoHMAC-MD5 or
HMAC-SHA
authNoPrivv3
Provides
authentication based
on the HMAC-MD5
or HMAC-SHA
algorithms. Provides
DES
4
56-bit
encryption in
addition to
authentication based
on the CBC
5
DES
(DES-56) standard.
DESHMAC-MD5 or
HMAC-SHA
authPrivv3
Provides
authentication based
on the HMAC-MD5
or HMAC-SHA
algorithms. Provides
168-bit 3DES
6
level
of encryption.
3DESHMAC-MD5 or
HMAC-SHA
authPrivv3
Provides
authentication based
on the HMAC-MD5
or HMAC-SHA
algorithms. Provides
128-bit AES
7
level
of encryption.
AESHMAC-MD5 or
HMAC-SHA
authPrivv3
1
Hash-Based Message Authentication Code
2
Message Digest 5
3
Secure Hash Algorithm
4
Data Encryption Standard
5
Cipher Block Chaining
System Management Configuration Guide for Cisco NCS 5000 Series Routers, IOS XR Release 6.2.x
23
Implementing SNMP
SNMP Versions