diff --git a/src/box/lua/console.lua b/src/box/lua/console.lua
index 028001127876fa545240484af7bd17ed969b9352..33aefd6631cb086db341dfc9d16b3b6a4dd8ee92 100644
--- a/src/box/lua/console.lua
+++ b/src/box/lua/console.lua
@@ -344,8 +344,14 @@ end
 -- Read command from connected client console.listen()
 --
 local function client_read(self)
-    local delim = self.delimiter .. "\n"
-    local buf = self.client:read(delim)
+    --
+    -- Byte sequences that come over the network and come from
+    -- the local client console may have a different terminal
+    -- character. We support both possible options: LF and CRLF.
+    --
+    local delim_cr = self.delimiter .. "\r"
+    local delim_lf = self.delimiter .. "\n"
+    local buf = self.client:read({delimiter = {delim_lf, delim_cr}})
     if buf == nil then
         return nil
     elseif buf == "" then
@@ -355,7 +361,7 @@ local function client_read(self)
         return nil
     end
     -- remove trailing delimiter
-    return buf:sub(1, -#delim-1)
+    return buf:sub(1, -#self.delimiter-2)
 end
 
 --
diff --git a/test/app-tap/console.test.lua b/test/app-tap/console.test.lua
index a03df5277882a9f517960c8706ca809b464b4542..9e8b41b84e59b0fb0026f853867cb59526aa52a5 100755
--- a/test/app-tap/console.test.lua
+++ b/test/app-tap/console.test.lua
@@ -21,7 +21,7 @@ local EOL = "\n...\n"
 
 test = tap.test("console")
 
-test:plan(70)
+test:plan(72)
 
 -- Start console and connect to it
 local server = console.listen(CONSOLE_SOCKET)
@@ -271,6 +271,18 @@ box.session.on_connect(nil, console_on_connect)
 box.session.on_disconnect(nil, console_on_disconnect)
 box.session.on_auth(nil, console_on_auth)
 
+
+--
+-- gh-2027: Fix custom delimiter for telnet connection.
+--
+client = socket.tcp_connect("unix/", CONSOLE_SOCKET)
+_ = client:read(128)
+client:write("console = require('console'); console.delimiter('#');\n")
+test:is(yaml.decode(client:read(EOL))[1], nil, "session type")
+client:write("box.NULL#\r\n")
+test:is(yaml.decode(client:read(EOL))[1], box.NULL, "test new delimiter")
+client:close()
+
 --
 -- gh-2642 "box.session.type()"
 --