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@@ -552,9 +552,9 @@ send_update() {
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# $1 # IP to set at DDNS service provider
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local __IP __URL __ANSWER __ERR
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- # verify given IP
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- [ $use_ipv6 -eq 0 ] && __IP=$(echo $1 | grep -v -E "(^0|^10\.|^127|^172|^192)") # no private IPv4's
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- [ $use_ipv6 -eq 1 ] && __IP=$(echo $1 | grep "^[0-9a-eA-E]") # no IPv6 addr starting with fxxx of with ":"
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+ # verify given IP / no private IPv4's / no IPv6 addr starting with fxxx of with ":"
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+ [ $use_ipv6 -eq 0 ] && __IP=$(echo $1 | grep -v -E "(^0|^10\.|^127|^172\.1[6-9]\.|^172\.2[0-9]\.|^172\.3[0-1]\.|^192\.168)")
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+ [ $use_ipv6 -eq 1 ] && __IP=$(echo $1 | grep "^[0-9a-eA-E]")
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[ -z "$__IP" ] && critical_error "Invalid or no IP '$1' given"
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# do replaces in URL
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