Possible causes:
1. The device cannot be pinged. 2. SNMP settings/Telnet settings/SSH settings is incorrect. 3. Invalid characters are found. 4. device returns a failure.
but from host shell no issue found
$ ping -c1 10.0.220.16
PING 10.0.220.16 (10.0.220.16) 56(84) bytes of data.
64 bytes from 10.0.220.16: icmp_seq=1 ttl=255 time=0.945 ms
$ snmpget -v3 -u 123 -l authPriv -a MD5 -A 123 -x DES -X 123 10.0.220.16 SNMPv2-MIB::sysDescr.0
SNMPv2-MIB::sysDescr.0 = STRING: HP J8698A Switch 5412zl, revision K.16.02.0026, ROM K.15.30 (/ws/swbuildm/maint_spokane_qaoff/code/build/btm(swbuildm_ma)
Any and all suggestions are welcome.
#snmp