Hello, I'm faced with the fact that the Cisco router sends "LS update" and "Hello" packets with the same sequence number in the OSPFv2 header if "Hello" and "LS" are sent at the same time. Is this a correct behavior?
I have carefully studied the RFC 2338 and found the following paragraph:
D.4.3 Generating Cryptographic authentication
(5) The 32-bit Cryptographic sequence number (see Figure 18)
is set to a non-decreasing value (i.e., a value at least
as large as the last value sent out the interface). The
precise values to use in the cryptographic sequence
number field are implementation-specific. For example,
it may be based on a simple counter, or be based on the
We are pleased to announce availability of Beta software for 16.6.3.
16.6.3 will be the second rebuild on the 16.6 release train targeted
towards Catalyst 9500/9400/9300/3850/3650 switching platforms. We are
looking for early feedback from customers befor...
Introduction Featured Speakers Luis Espejel is the Telecommunications
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