hab ich gerade noch gesehen (cmk-update-agent register -vvv)
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pdating the certificate store “/var/lib/check_mk_agent/cas/all_certs.pem”…
Updated the certificate store “/var/lib/check_mk_agent/cas/all_certs.pem” with 1 certificate(s)
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Darauf hin hab ich mir das Zert mal angeschaut:
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openssl x509 -in all_certs.pem -text -noout
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
3b:6a:6b:2a:00:01:00:00:01:39
Signature Algorithm: sha1WithRSAEncryption
.
.
.
X509v3 Key Usage: critical
Digital Signature, Key Encipherment
1.3.6.1.4.1.311.21.7:
0..&+.....7.....T...Y.......#...,.#......E..f...
X509v3 Extended Key Usage:
TLS Web Server Authentication
1.3.6.1.4.1.311.21.10:
0.0
.+…
Signature Algorithm: sha1WithRSAEncryption
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Vielleicht hilft uns das weiter?