Use a better SSH screen launcher.

.bashrc

@@ -127,7 +127,7 @@ if ! alias ll >/dev/null 2>&1; then function ll() { ls -l ${@}; } && export -f l
 [[ -x $(which gsort 2>/dev/null) ]] && function sort() { gsort ${@}; } && export -f sort
 [[ -x /bin/ps && -x $(which pstree 2>/dev/null) ]] && function ps() { if [[ ${1} =~ 'f' ]]; then pstree; else /bin/ps ${@}; fi }
 [[ -x $(which tree 2>/dev/null) ]] && alias tree="tree -AQh --du"
-function ssh() { $(which ssh) -axt ${@} "screen -xRRAUO 2>/dev/null || bash"; tput reset; } && export -f ssh
+alias _ssh="ssh -o RemoteCommand=none"
 #--------------------------------------------------------------------------------
 
 #--------------------------------------------------------------------------------

.ssh/config

@@ -0,0 +1,8 @@
+Include config.d/*
+
+Host *
+    ServerAliveInterval 120
+    ServerAliveCountMax 3
+    IdentitiesOnly yes
+    ForwardAgent yes
+

.ssh/config.d/screen

@@ -0,0 +1,3 @@
+Match exec "test ${SHLVL} -le 2"
+    RequestTTY yes
+    RemoteCommand screen -xRRAUO 2>/dev/null || bash