`--sftp=cipher-algos=...` specifies the allowed cipher algorithms. 
If unspecified then a sensible default is used.

Valid values: 
```
aes128-ctr
aes192-ctr
aes256-ctr
aes128******@****.***
******@****.***
******@****.***
arcfour256
arcfour128
arcfour
aes128-cbc
3des-cbc
```

`--sftp=mac-algos=...` specifies a default set of MAC algorithms in preference order.

        InetAddress addr1 = InetAddress.getByName("192.168.1.100");
        InetAddress addr2 = InetAddress.getByName("192.168.1.101");
        NetworkInterfaceInfo local = new NetworkInterfaceInfo(addr1, 1000);
        NetworkInterfaceInfo remote1 = new NetworkInterfaceInfo(addr1, 1000);
        NetworkInterfaceInfo remote2 = new NetworkInterfaceInfo(addr2, 10000); // Faster interface

//
//	':9000' and 'http://localhost:9000/' will return true
func sameLocalAddrs(addr1, addr2 string) (bool, error) {
	// Extract host & port from given parameters
	host1, port1, err := extractHostPort(addr1)
	if err != nil {
		return false, err
	}
	host2, port2, err := extractHostPort(addr2)
	if err != nil {
		return false, err
	}

	var addr1Local, addr2Local bool

	if host1 == "" {

			}
		}
	}
}

func TestSameLocalAddrs(t *testing.T) {
	testCases := []struct {
		addr1       string
		addr2       string
		sameAddr    bool
		expectedErr error
	}{
		{"", "", false, errors.New("unable to process empty address")},
		{":9000", ":9000", true, nil},
		{"localhost:9000", ":9000", true, nil},

        // Test HMAC-MD5
        byte[] mac1 = PacMac.calculateMac(PacSignature.KERB_CHECKSUM_HMAC_MD5, keys, TEST_DATA);
        assertNotNull(mac1);
        assertEquals(16, mac1.length);

        // Test AES128
        byte[] mac2 = PacMac.calculateMac(PacSignature.HMAC_SHA1_96_AES128, keys, TEST_DATA);
        assertNotNull(mac2);
        assertEquals(12, mac2.length);

        // Test AES256