From 3ffafc08164300a8a4c7cd66780a31c05e6a9707 Mon Sep 17 00:00:00 2001
From: Denis Ovsienko <denis@ovsienko.info>
Date: Wed, 24 Aug 2022 21:14:12 +0100
Subject: Discuss backward compatibility in pcap-filter(7). [skip ci]

---
 pcap-filter.manmisc.in | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'pcap-filter.manmisc.in')

diff --git a/pcap-filter.manmisc.in b/pcap-filter.manmisc.in
index fa0aa3bd..cd67518f 100644
--- a/pcap-filter.manmisc.in
+++ b/pcap-filter.manmisc.in
@@ -1140,6 +1140,16 @@ icmp[icmptype] != icmp-echo and icmp[icmptype] != icmp-echoreply
 icmp6[icmp6type] != icmp6-echo and icmp6[icmp6type] != icmp6-echoreply
 .fi
 .RE
+.SH BACKWARD COMPATIBILITY
+The ICMPv6 type code names, as well as the
+.B tcp-ece
+and
+.B tcp-cwr
+TCP flag names became available in libpcap 1.9.0.
+.PP
+The
+.B geneve
+keyword became available in libpcap 1.8.0.
 .SH SEE ALSO
 .BR pcap (3PCAP)
 .SH BUGS
-- 
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