2026 Apr. 09 (Thu.) old ssh connection [長年日記]
_ ■conf & settings
□conf cat .ssh/config
KexAlgorithms +diffie-hellman-group-exchange-sha1 Ciphers +aes128-cbc
□temp. settings
sudo update-crypto-policies --set DEFAULT:SHA1
sudo update-crypto-policies --set DEFAULT
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2026 Apr. 18 (Sat.) postfix & lmdb [長年日記]
rpm -qa| grep postfix postfix-lmdb-3.8.5-8.el10.x86_64 postfix-3.8.5-8.el10.x86_64
postalias lmdb:/etc/aliases
cat main.cf| grep lmdb alias_maps = lmdb:/etc/aliases alias_database = lmdb:/etc/aliases
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